//
//  LayoutSpecification.h
//  SwitchTower
//
//  Created by Robert Bowdidge on 12/22/12.
// Copyright (c) 2013, Robert Bowdidge
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
// OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE.
//

#import <Foundation/Foundation.h>

@class NamedPoint;
@class Signal;

// Base class describing a particular switching game: track arrangement, signals, and trains.
@interface Scenario : NSObject
- (int) tileRows;
- (int) tileColumns;
- (char) cellAtTileX: (int) x Y: (int) y;
- (NamedPoint*) endpointWithName: (NSString*) name;
- (NamedPoint*) endpointAtTileX: (int) x Y: (int) y;
- (NSDate*) startingTime;

// Number of seconds real-time per "tick" of the simulator.
- (int) tickLengthInSeconds;

// Returns an NSDate for the time provided in HH:mm:ss form.
- (NSDate*) scenarioTime: (NSString*) timeString;

- (BOOL) isNamedPoint: (NamedPoint*) a sameAs: (NamedPoint*) b;

@property (nonatomic, retain) NSArray *all_endpoints;
@property (nonatomic, retain) NSArray *all_signals;
@property (nonatomic, retain) NSArray *all_labels;
@property (nonatomic, retain) NSArray *all_trains;
@end
